* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  overflow: hidden;
}

body, html {
  width: 100%;
  height: 100%;
}

#webcam {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100vw;
  height: 100vh;
  background: black;
  position: relative;
}